717375780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{19069}}^1$

素因数の和:19114

約数の個数: 144

約数和(自身を含む): 2498932800

約数和(自身を除く): 1781557020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 132, 165, 171, 180, 190, 198, 209, 220, 228, 285, 330, 342, 380, 396, 418, 495, 570, 627, 660, 684, 836, 855, 990, 1045, 1140, 1254, 1710, 1881, 1980, 2090, 2508, 3135, 3420, 3762, 4180, 6270, 7524, 9405, 12540, 18810, 19069, 37620, 38138, 57207, 76276, 95345, 114414, 171621, 190690, 209759, 228828, 286035, 343242, 362311, 381380, 419518, 572070, 629277, 686484, 724622, 839036, 858105, 1048795, 1086933, 1144140, 1258554, 1449244, 1716210, 1811555, 1887831, 2097590, 2173866, 2517108, 3146385, 3260799, 3432420, 3623110, 3775662, 3985421, 4195180, 4347732, 5434665, 6292770, 6521598, 7246220, 7551324, 7970842, 9439155, 10869330, 11956263, 12585540, 13043196, 15941684, 16303995, 18878310, 19927105, 21738660, 23912526, 32607990, 35868789, 37756620, 39854210, 47825052, 59781315, 65215980, 71737578, 79708420, 119562630, 143475156, 179343945, 239125260, 358687890, 717375780]

約数ペア:

[(1, 717375780), (2, 358687890), (3, 239125260), (4, 179343945), (5, 143475156), (6, 119562630), (9, 79708420), (10, 71737578), (11, 65215980), (12, 59781315), (15, 47825052), (18, 39854210), (19, 37756620), (20, 35868789), (22, 32607990), (30, 23912526), (33, 21738660), (36, 19927105), (38, 18878310), (44, 16303995), (45, 15941684), (55, 13043196), (57, 12585540), (60, 11956263), (66, 10869330), (76, 9439155), (90, 7970842), (95, 7551324), (99, 7246220), (110, 6521598), (114, 6292770), (132, 5434665), (165, 4347732), (171, 4195180), (180, 3985421), (190, 3775662), (198, 3623110), (209, 3432420), (220, 3260799), (228, 3146385), (285, 2517108), (330, 2173866), (342, 2097590), (380, 1887831), (396, 1811555), (418, 1716210), (495, 1449244), (570, 1258554), (627, 1144140), (660, 1086933), (684, 1048795), (836, 858105), (855, 839036), (990, 724622), (1045, 686484), (1140, 629277), (1254, 572070), (1710, 419518), (1881, 381380), (1980, 362311), (2090, 343242), (2508, 286035), (3135, 228828), (3420, 209759), (3762, 190690), (4180, 171621), (6270, 114414), (7524, 95345), (9405, 76276), (12540, 57207), (18810, 38138), (19069, 37620)]